Bala, Malgorzata M. MD, PhD* †; Riemsma, Robert P. PhD‡; Nixon, John PhD§; Kleijnen, Jos MD, PhD‡
*II Department of Internal Medicine, Jagiellonian University Medical College
†Polish Institute for Evidence Based Medicine, Krakow, Poland
‡Kleijnen Systematic Reviews Ltd
§Department of Economics and Related Studies, University of York, York, UK
Funded by the Dutch Health Care Insurance Board (CVZ).
Reprints: Malgorzata M. Bala, MD, PhD, II Department of Internal Medicine, Jagiellonian University Medical College, ul. Skawinska 8, 31-066 Krakow, Poland (e-mail: [email protected]).
Received for publication September 20, 2007; revised March 26, 2008; accepted March 31, 2008